PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

31TB10125Screwdriver,flat Tip

Mission Systems Davenport Inc. · NSN 5120-00-618-4691 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-00-618-4691 — this item is cataloged by the U.S. Government under National Stock Number 5120-00-618-4691. Primary manufacturer part number: 31TB10125.
Features
  • Screwdriver,flat Tip — FSC 5120
  • Nondefinitive Spec/std Data: 1 TYPE AND 5 CLASS AND A DESIGN
  • Departure From Cited Designator: AS MODIFIED BY BLADE LENGTH AND SPECIAL FEATURES
  • Thickness: 0.050 INCHES NOMINAL TIP IN
  • Material: STEEL BLADE
  • Material: PLASTIC HANDLE
  • Width: 0.375 INCHES NOMINAL TIP IN
  • Features Provided: FLARED TIP SIDE
Applications
  • Applications requiring Steel Blade construction
General Description

The Screwdriver,flat Tip, cataloged under National Stock Number 5120-00-618-4691, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is Mission Systems Davenport Inc.. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5120-00-618-4691
Primary Part Number31TB10125
Item NameScrewdriver,flat Tip
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerMission Systems Davenport Inc.
StatusACTIVE
Nondefinitive Spec/std Data1 TYPE AND 5 CLASS AND A DESIGN
Departure From Cited DesignatorAS MODIFIED BY BLADE LENGTH AND SPECIAL FEATURES
Thickness0.050 INCHES NOMINAL TIP IN
MaterialSTEEL BLADE
MaterialPLASTIC HANDLE
Width0.375 INCHES NOMINAL TIP IN
Features ProvidedFLARED TIP SIDE
Length3.813 INCHES NOMINAL BLADE IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5120-00-062-0813 INTERCHANGEABLE
Screwdriver,flat Tip
5120-00-112-9578 INTERCHANGEABLE
Screwdriver,flat Tip
5120-00-189-2318 INTERCHANGEABLE
Screwdriver,flat Tip
5120-00-222-8852 INTERCHANGEABLE
Screwdriver,flat Tip
5120-00-236-3242 INTERCHANGEABLE
Screwdriver,flat Tip
5120-00-237-6985 INTERCHANGEABLE
Screwdriver,flat Tip
5120-00-278-1276 INTERCHANGEABLE
Screwdriver,flat Tip
5120-00-278-1279 INTERCHANGEABLE
Screwdriver,flat Tip
5120-00-293-0315 INTERCHANGEABLE
Screwdriver,flat Tip
5120-00-293-3309 INTERCHANGEABLE
Screwdriver,flat Tip
Cross-Reference Index
Part NumberManufacturer
31TB10125 PRIMARY Mission Systems Davenport Inc. (USA)
GGG-S-121 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
GGG-S-121 TY1CL5DEA General Services Administration Federal Supply Service (USA)
Related Parts
5120-00-062-0813INTERCHANGEABLE
SCREWDRIVER,FLAT TIP
5120-00-112-9578INTERCHANGEABLE
SCREWDRIVER,FLAT TIP
5120-00-189-2318INTERCHANGEABLE
SCREWDRIVER,FLAT TIP
5120-00-222-8852INTERCHANGEABLE
SCREWDRIVER,FLAT TIP
5120-00-236-3242INTERCHANGEABLE
SCREWDRIVER,FLAT TIP
5120-00-237-6985INTERCHANGEABLE
SCREWDRIVER,FLAT TIP
5120-00-278-1276INTERCHANGEABLE
SCREWDRIVER,FLAT TIP
5120-00-278-1279INTERCHANGEABLE
SCREWDRIVER,FLAT TIP
5120-00-293-0315INTERCHANGEABLE
SCREWDRIVER,FLAT TIP
5120-00-293-3309INTERCHANGEABLE
SCREWDRIVER,FLAT TIP
5120-00-293-3311INTERCHANGEABLE
SCREWDRIVER,FLAT TIP
5120-00-517-8099INTERCHANGEABLE
SCREWDRIVER,FLAT TIP

Frequently Asked Questions

What is NSN 5120-00-618-4691?

NSN 5120-00-618-4691 is a Screwdriver,flat Tip, manufactured by Mission Systems Davenport Inc., classified under FSC 5120 (No Item Name Available). Status: active.

What are the part numbers for NSN 5120-00-618-4691?

NSN 5120-00-618-4691 has 3 cross-referenced part numbers: 31TB10125 (Mission Systems Davenport Inc.), GGG-S-121 (Federal Specifications Promulgated by General Services Administration Washington DC), GGG-S-121 TY1CL5DEA (General Services Administration Federal Supply Service).

What NSN replaces 5120-00-618-4691?

There are 12 known substitutes for 5120-00-618-4691: 5120-00-062-0813, 5120-00-112-9578, 5120-00-189-2318 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 31TB10125?

Key specifications for 31TB10125: Nondefinitive Spec/std Data: 1 TYPE AND 5 CLASS AND A DESIGN; Departure From Cited Designator: AS MODIFIED BY BLADE LENGTH AND SPECIAL FEATURES; Thickness: 0.050 INCHES NOMINAL TIP IN; Material: STEEL BLADE. 9 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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